Home / 216,075.63-298,182.66-125,440.02

Finding the Fourth Proportional to 216,075.63, 298,182.66 and 125,440.02

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Solution

The fourth proportional to 216,075.63, 298,182.66 and 125,440.02 is: 173,106.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,075.63 : 298,182.66 = 125,440.02 : x
  2. Step 2: Convert to fraction form
    216,075.63/298,182.66 = 125,440.02/x
  3. Step 3: Cross multiply
    216,075.63x = 298,182.66 × 125,440.02
  4. Step 4: Simplify right side
    216,075.63x = 37,404,036,715.94
  5. Step 5: Solve for x
    x = 37,404,036,715.94/216,075.63
  6. Step 6: Final answer
    x = 173,106.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.